Wopereka wabwino kwambiri wa 2016/2017 Satifiketi Yopereka (Kumaliza kwa Changkang Primary School ku Xiangyin County) Chigawo cha Guangdong choyang'anira mgwirizano ndi kuyamikira ngongole Satifiketi yaukadaulo wapamwamba kwambiri Chizindikiro cha CE ISO 9001: 2015